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      ZDY12000LD型煤礦用履帶式全液壓坑(keng)道鉆(zhan)機(ji)是一款整(zheng)體式大功率深孔(kong)定向鉆(zhan)機(ji)，適(shi)用孔(kong)底(di)馬達定向鉆(zhan)進、孔(kong)口(kou)回轉(zhuan)鉆(zhan)進以(yi)及復合(he)鉆(zhan)進等多(duo)種施(shi)工(gong)(gong)工(gong)(gong)藝。可(ke)(ke)用于(yu)煤礦瓦斯抽采(cai)鉆(zhan)孔(kong)施(shi)工(gong)(gong)，也可(ke)(ke)用于(yu)井(jing)下探(tan)放水、地質構造(zao)和煤層(ceng)(ceng)厚度探(tan)測、煤層(ceng)(ceng)注水、頂底(di)板注漿等各(ge)類(lei)高精度定向鉆(zhan)孔(kong)的施(shi)工(gong)(gong)。尤其(qi)是大直(zhi)徑高位孔(kong)的施(shi)工(gong)(gong)方面，具有突(tu)出優勢(shi)。

      動(dong)力頭主軸采用(yong)φ135mm大通(tong)孔結構(gou)，能(neng)(neng)夠(gou)進(jin)(jin)(jin)(jin)行(xing)大角(jiao)度鉆(zhan)(zhan)進(jin)(jin)(jin)(jin)施工，并(bing)可(ke)(ke)(ke)配(pei)套(tao)使用(yong)多種(zhong)規格的(de)(de)普通(tong)鉆(zhan)(zhan)桿(gan)、通(tong)纜(lan)鉆(zhan)(zhan)桿(gan)、螺(luo)旋鉆(zhan)(zhan)桿(gan)和打撈(lao)鉆(zhan)(zhan)具。鉆(zhan)(zhan)機(ji)(ji)回(hui)(hui)轉(zhuan)系(xi)統(tong)和給進(jin)(jin)(jin)(jin)系(xi)統(tong)分別配(pei)套(tao)設計快、慢兩(liang)檔操作(zuo)(zuo)(zuo)模(mo)(mo)式(shi)(shi)，滿足正常鉆(zhan)(zhan)進(jin)(jin)(jin)(jin)、復合鉆(zhan)(zhan)進(jin)(jin)(jin)(jin)、鉆(zhan)(zhan)孔方(fang)位調節(jie)等多種(zhong)施工要求，并(bing)可(ke)(ke)(ke)實現鉆(zhan)(zhan)孔方(fang)位的(de)(de)精(jing)確調整，同(tong)時針對快慢兩(liang)檔的(de)(de)回(hui)(hui)轉(zhuan)系(xi)統(tong)單(dan)獨(du)設置(zhi)轉(zhuan)矩限(xian)制(zhi)(zhi)(zhi)(zhi)模(mo)(mo)塊，增強了鉆(zhan)(zhan)機(ji)(ji)分別進(jin)(jin)(jin)(jin)行(xing)回(hui)(hui)轉(zhuan)鉆(zhan)(zhan)進(jin)(jin)(jin)(jin)和定(ding)向鉆(zhan)(zhan)進(jin)(jin)(jin)(jin)的(de)(de)功(gong)(gong)能(neng)(neng)適應(ying)性，并(bing)起到安全保(bao)(bao)護(hu)(hu)的(de)(de)作(zuo)(zuo)(zuo)用(yong)。鉆(zhan)(zhan)機(ji)(ji)液壓(ya)(ya)系(xi)統(tong)采用(yong)負載敏(min)感和恒(heng)功(gong)(gong)率控(kong)制(zhi)(zhi)(zhi)(zhi)技術，具有(you)(you)顯著節(jie)能(neng)(neng)的(de)(de)特點，同(tong)時具備可(ke)(ke)(ke)靠性高(gao)、操作(zuo)(zuo)(zuo)性好的(de)(de)優點。 鉆(zhan)(zhan)機(ji)(ji)自(zi)帶水泵(beng)流(liu)量(liang)監測儀，集中布置(zhi)于(yu)操縱(zong)臺上方(fang)，并(bing)配(pei)備水泵(beng)截(jie)流(liu)和卸荷控(kong)制(zhi)(zhi)(zhi)(zhi)閥，便(bian)于(yu)施鉆(zhan)(zhan)人員集中操作(zuo)(zuo)(zuo)。液壓(ya)(ya)系(xi)統(tong)設置(zhi)有(you)(you)多種(zhong)保(bao)(bao)護(hu)(hu)功(gong)(gong)能(neng)(neng)，具有(you)(you)定(ding)向鉆(zhan)(zhan)進(jin)(jin)(jin)(jin)回(hui)(hui)轉(zhuan)自(zi)鎖(suo)保(bao)(bao)護(hu)(hu)、定(ding)向鉆(zhan)(zhan)進(jin)(jin)(jin)(jin)與(yu)回(hui)(hui)轉(zhuan)鉆(zhan)(zhan)進(jin)(jin)(jin)(jin)轉(zhuan)矩限(xian)制(zhi)(zhi)(zhi)(zhi)、防止(zhi)誤操作(zuo)(zuo)(zuo)功(gong)(gong)能(neng)(neng)保(bao)(bao)護(hu)(hu)等功(gong)(gong)能(neng)(neng)回(hui)(hui)路(lu)，與(yu)現有(you)(you)煤(mei)礦(kuang)井下全液壓(ya)(ya)坑道鉆(zhan)(zhan)機(ji)(ji)相比，該機(ji)(ji)液壓(ya)(ya)系(xi)統(tong)保(bao)(bao)護(hu)(hu)回(hui)(hui)路(lu)多，功(gong)(gong)能(neng)(neng)完善，操縱(zong)方(fang)便(bian)，可(ke)(ke)(ke)靠性高(gao)可(ke)(ke)(ke)有(you)(you)效(xiao)提高(gao)鉆(zhan)(zhan)機(ji)(ji)工作(zuo)(zuo)(zuo)效(xiao)率。采用(yong)三泵(beng)系(xi)統(tong)分別獨(du)立工作(zuo)(zuo)(zuo)，回(hui)(hui)轉(zhuan)參數(shu)與(yu)給進(jin)(jin)(jin)(jin)參數(shu)可(ke)(ke)(ke)以獨(du)立調節(jie)，配(pei)套(tao)使用(yong)恒(heng)功(gong)(gong)率控(kong)制(zhi)(zhi)(zhi)(zhi)、負載敏(min)感和恒(heng)壓(ya)(ya)變(bian)量(liang)控(kong)制(zhi)(zhi)(zhi)(zhi)方(fang)式(shi)(shi)，有(you)(you)效(xiao)降低鉆(zhan)(zhan)機(ji)(ji)工作(zuo)(zuo)(zuo)時的(de)(de)能(neng)(neng)耗。

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